hide internal numbers (extension no ) ID on call manager

[Ahmed Tarek]

hi all

how to hide internal numbers when i calling any one, i mean my no 1000 want to call 1001 , but i need 1000 dose not appear when i call 1001, show as private no.

i follow up with below URL but i thunk there is some thing messing

https://community.cisco.com/t5/ip-telephony-and-phones/can-you-hide-internal-numbers-id-on-call-manager/td-p/2526971

i use CUCM 12

[Ahmed Tarek]

Dears,
IT is WORKING !!

with Nithin's method

thanks a lot for all of your efforts.

[Ahmed Tarek]

I would like to thank  Maren , Tony  also for their support, and roger too, thanks again